JASC 2410
Service difficulty reports · 891
Reports filed under 2410 · Alternator-Generator Drive, newest first.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '2410' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '2410' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR 9707799916Csd · malfunctionedDURING TAKEOFF ROLL, RIGHT CSD OIL PRESSURE LOW LIGHT ILLUMINATED ACCOMPANIED BY RIGHT GENERATOR DROPPING OFF LINE. CREW ABORTED TAKEOFF AND RETURNED AIRCRAFT TO THE GATE. MAINTENANCE REPLACED RIGHT ENGINE CSD AND GENERATOR. OPERATIONAL CHECK NORMAL. AIRCRSDR UPS97422528Csd Seal · leaksINSPECTION TYPE-N/A, SHUTDOWN NR 3 ENG AT 2342Z DUE TO LOW OIL QUANTITY, LESS THAN .5 GAL. LANDED UNEVENTFULLY AT 0052Z. *S/D* PRES NR 3 ENG GEAR CASE, VERIFIED OIL LEAKING FROM CSD GANG DR. STEADY STREAM AT 4 PSI. REMOVED AND REPLACED NR 3 ENG CSD GARLOCKSDR AU970360Nut · broken(AUS) ALTERNATOR DRIVE CLUTCH ASSEMBLY SEPARATED FROM ALTERNATOR DUE TO FAILURE OF THE SLOTTED HOLDING NUT - DAMAGE TO ENGINE GEARS AND CRANKCASE ASSEMBLY - METAL CONTAMINATION OF ENGINESDR 97ZZZX1869Bolt · failedBOLT ATTACHING ALTERNATOR ADJUSTING BRACKET TO ENGINE FAILED. THIS ALLOWED THE ALTERNATOR TO MOVE UNTIL ELECTRICAL TERMINAL CONTACTED A GROUND CAUSING A DIRECT SHORT. THE BOLT WAS A NON-STANDARD BOLT OF UNKNOWN ORIGIN. UNAPPROVED PART.SDR 97ZZZX1984Coupling · failedALTERNATOR DRIVE COUPLING IS VIBRATION DAMPED BY RUBBER BONDED TO SHAFT AND OUTER HOUSING. RUBBER SEPARATED FROM OUTER HOUSING. SECOND FAILURE ON THIS TYPE AIRCRAFT SERVICED BY THIS AGENCY IN LAST 12 MONTHS. PART IS ALSO VERY EXPENSIVE. SUGGEST GOING BACK SDR 97ZZZX1700Belt · failedA COMMON PROBLEM THAT SUBMITTER HAS FOUND OVER THE YEARS, WITH PIPER PRODUCTS ESPECIALLY, IS THE USE OF AUTOMOTIVE OR UNAPPROVED ALTERNATOR DRIVE BELTS. IN THIS CASE, A NAPA AUTOMOTIVE BELT WAS INSTALLED.SDR DL73E970444Csd · low oilDURING INITIAL ENGINE RUN-UP FOR TAKEOFF, NR 1 GEN BUS OFF LIGHT ILLUMINATED WITH ASSOCIATED LOSS OF ELECTRICAL POWER. SERVICED NR 1 CSD WITH 2 PINTS OF OIL, RAN NR 1 ENGINE AND CHECKED FOR LEAKS, NONE FOUND. NR 1 GEN OPS OK.SDR 97ZZZX2720Belt · brokeALTERNATOR BELT P/N 3VX375 BROKE DAMAGING THE OIL COOLER P/N 20008A CAUSING A LOSS IN OIL PRESSURE.SDR AU970486Drive Belt · failed(AUS) ALTERNATOR DRIVE BELT FAULTY - PERSONNEL/MAINTENANCE ERRORSDR 97ZZZX1160Hub · failedALTERNATOR FAILURE IN-FLIGHT. INVESTIGATION REVEALED ALT DRIVE HUB HAD FAILED.SDR TWAA9719004Csd · failedCMH - DURING TAKEOFF NR 2 ENGINE, S/N 1718, FIREWARNING LIGHT ILLUMINATED DUE TO A FAILED CSD. REMOVED AND REPLACED CONSTANT SPEED DRIVE, MFG P/N 696233B. OPERATIONAL CHECK OF THE FIREWARNING AND CSD NORMAL. (M)SDR 97ZZZX2354Csd · wrong boltFOUND INCORRECT HARDWARE INSTALLED IN GOVERNOR BEARING SUPPORT. BOLTS INSTALLED ARE P/N MS 948925. THIS IS CONTRARY TO THE OEM MANUAL. OEM APPROVED HARDWARE FOR THIS INSTALLATION IS P/N 0645-1024-28UDK.SDR 97ZZZX1827Gear · detachedPILOT LOST POWER FROM THE ALTERNATOR. UPON INVESTIGATING THE PROBLEM, DISCOVERED THE ALTERNATOR DRIVE GEAR HAD FALLEN OFF THE ALTERNATOR, INSIDE THE ENGINE, CAUSING SUBSTANTIAL DAMAGE IN THE FORWARD RIGHT-HAND HALF OF THE CRANKCASE. UPON DISASSEMBLY OF THE ESDR AU970087Drive Belt · wrong part(AUS) ALTERNATOR DRIVE BELT STRETCHED AND SLIPPING - INVESTIGATION FOUND THAT THE DRIVE BELT FITTED WAS IN FACT AN AUTOMOTIVE PART (BOSCH 13A0965 FOR FITMENT TO TOYOTA MOTOR VEHICLES) AND NOTAPPROVED FOR FITMENT TO AIRCRAFT - PULLEY PNO 77579 WAS EXCESSIVELY WSDR 9701599103Csd · failedDURING CLIMB, THE CSD OIL TEMPERATURE ROSE ABOVE YELLOW BAND AND OUTLET TEMPERATURE RISING. ALL OTHER INDICATIONS NORMAL. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. REPLACED CSD, GENERATOR AND OIL COOLER, LEAK AND OPERATIONAL CHECK GOOD.SDR AU970132Csd · failed(AUS) NO1 ENGINE CONSTANT SPEED DRIVE (CSD) FAULTY - CSD FAILED TO DISCONNECT - EVIDENCE OF OVERHEATING - STRIP REPORT INDICATES OUTPUT SPUR GEAR ACCESSORY GEAR FAILURESDR 97ZZZX1181Belt · failedPILOT LOST RADIO CONTACT AND DIVERTED TO ALTERNATE AIRPORT. INVESTIGATION REVEALED ELECTRICAL POWER LOSS DUE TO ALTERNATOR, ALTERNATOR SENSOR, AND ALTERNATOR BELT FAILURE.SDR USAAD97015Csd · failedFLT 750 - CLT-PIT - LEFT CSD LOW OIL PRESSURE LIGHT ILLUMINATED IN FLIGHT. CSD RISE TEMP WAS ALSO PEGGED HIGH. DISCONNECTED CSD, RETURNED TO FIELD. REPLACED LEFT CSD AND GENERATOR. (M)SDR 97ZZZM166Csd · failedMCO - FLT 301 - ON DESCENT COMPLETE LOSS OF RIGHT AC DISTRIBUTION SYSTEM CROSS-TIE LOCK-OUT. TRANSFERRED TO DMI NR 00072 PER MEL 24-1-1 CSD DISCONNECTED, GENERATOR SWITCH OFF PLACARD INSTALLED. REPLACED NR 2 CSD, IAW DC-9 MM 24-10-0. OP CHECKED GOOD. THIS SDR 97ZZZX892Belt · failedPILOT REPORTED LOSS OF ALTERNATOR AFTER 4 HOURS OF FLIGHT. INVESTIGATION FOUND ALTERNATOR DRIVE BELT BROKEN. CHECK ALTERNATOR, BEARINGS, AND PULLEY, FOUND OK. AIR COND BELT LOOSE. REPLACED BELT, SET TENSION. ALL CHECK OK AT RUN-UP.SDR 97ZZZX804Drive Assy · shearedTHE ALTERNATOR BECAME INOPERATIVE. ON INSPECTION OF THE SYSTEM, FOUND THE ALTERNATOR DRIVE PULLEY ASSEMBLY SHAFT SHEARED. THE CAUSE OF FAILURE UNKNOWN.SDR 97ZZZX1314Belt · failedLEFT AND RIGHT ALTERNATOR BELTS WERE REPLACED WITH NEW BELTS AT PROPELLER OVERHAUL. WITHIN APPROXIMATELY 3 HRS, THE RT BELT FAILED DUE TO UNKNOWN REASONS AND LT BELT WAS SLIPPING DUE TO METEROLOGICAL CONDITIONS WHICH RESULTED IN LOSS OF ELECTRICAL POWER. RE-SDR 97ZZZM87Csd Disconnect · leakingIN CLIMB-OUT OF MIA, EXPERIENCED OIL QTY LOSS ON NR 3 ENGINE. MADE PRECAUTIONARY SHUTDOWN. RETURNED AND LANDED MIA WITHOUT INCIDENT. INSPECTION REVEALED NR 3 CSD CLUTCH LEAKING AT BASE. REPLACED CSD CLUTCH DISCONNECT ASSEMBLY AND RETURNED AIRCRAFT TO SERVISDR 9627299867Csd · leakingAFTER TAKEOFF, LEFT CSD OIL PRESSURE LOW LIGHT ILLUMINATED. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. FOUND CSD OIL COOLER LEAKING. REPLACED LEFT CSD OIL COOLER AND LEAK CHECKED GOOD.SDR TAOA129613O-Ring · leakingON FLT 6121 - NR 1 ENGINE WAS MOVED TO TAKEOFF POWER. NR 1 CSD LOW OIL PRESSURE LIGHT FLICKERED AND NR 1 GENERATOR BREAKER TRIPPED. AIRCRAFT ABORTED TAKEOFF. FOUND THE INTEGRAL OIL FILTER HOUSING LEAKING. REPLACED O-RINGS FOR SAME AND SERVICED CSD. OPERATSDR 97ZZZX606Coupling · failedON CLIMB-OUT THE RIGHT ALTERNATOR WENT OFF LINE. SOON AFTER THE OIL PRESSURE STARTED TO DECREASE AND THE OIL TEMP STARTED TO INCREASE, THE PILOT FEATHERED THE RIGHT ENGINE AND LANDED AT NEXT AIRPORT. INVESTIGATION REVEALED THAT THE ALTERNATOR HAD FAILED INTESDR TWAA9615401Csd Seal · leakingCDG - DURING CRUISE SHUT DOWN NR 3 ENGINE, S/N 4299, DUE TO LOSS OF OIL. FOUND CSD DRIVE SEAL, MFG P/N 2-138V0884-75, LEAKING. REPLACED CSD DRIVE SEAL, ENGINE OPERATION AND LEAK CHECKS NORMAL. (M)SDR TWAA9614902Csd Duct · rupturedCUN - FLT 68 - DURING CLIMB NR 2 ENGINE, SN 3984, FIREWARNING ILLUMINATED. REDUCED POWER. FOUND CSD EJECTOR DUCT, MFG PN 65-26738-31, RUPTURED. REPLACED CSD EJECTOR DUCT. ENGINE OPERATION AND LEAK CHECKS NORMAL. CHECK C-1 - 5-20-96 - JFK. (X)SDR 9625599954Csd · malfunctionedGENERATOR OFF AND AC BUS OFF LIGHTS ILLUMINATED AT BEGINNING OF TAKEOFF ROLL. CREW ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPLACED RIGHT GENERATOR, CSD AND CSD OIL COOLER AND OPERATIONAL CHECK LEAK CHECK NORMAL.SDR 97ZZZX27Bracket · crackedALTERNATOR BRACKET CITED IS ONE HAVING ELONGATED HOLE FOR ADJUSTING BELT TENSION. THE CRACK LOCATION WAS AT THE ENGINE SIDE OF THE BRACKET, AND CRACKED COMPLETELY THROUGH. NO REPAIR OTHER THAN REPLACEMENT.SDR 9625329993Csd · malfunctionedLEFT CSD OIL PRESSURE LOW LIGHT ILLUMINATED DURING CLIMBOUT. FLIGHT DIVERTED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED CSD, GENERATOR AND CSD COOLER, OPERATIONAL CHECK NORMAL.SDR 9625069104Csd · failedDURING CLIMBOUT AT ABOUT 3,000 FT EXPERIENCED WHAT APPEARED TO BE INTERMITTANT POWER INTERRUPTIONS. FLASHING ANNUNCIATOR LIGHTS AND CLICKING SOUNDS COMING FROM CIRCUIT BREAKER PANEL LOWER AREA OR E & E COMPARTMENT. RIGHT GENERATOR VOLTS NORMAL BUT CYCLES JUSSDR USAAD96161Csd · failedFLT 741 - BWI-CLT - DURING CLIMB, LT CSD LOW OIL PRESSURE LIGHT ILLUMINATED. CAPTAIN BELIEVED CSD DID NOT DISCONNECT. RETURNED TO FIELD. MAINTENANCE FOUND THAT THE CSD FAILED, AND DID IN FACT DISCONNECT. A/C WAS RELEASED PER MEL 24-1A. THE CSD WAS LATER RESDR 96UAL900856Csd Seal · leakingNUMBER ONE ENGINE OIL QUANTITY DROPPED TO 1.5 GALLONS IN FLIGHT. *S/D* THE GEARBOX CONSTANT SPEED DRIVE SEAL WAS FOUND LEAKING. REPLACED DRIVE SEAL, CHECKS OK.SDR DHL96722005Csd · reqd serviceGEN NR 2 HAD 2 LIGHT TRIP EN ROUTE NO FAULT, INDICATIONS ON GEN FAULT PANEL. RESIDUAL VOLTS 14 TO 15 VOLTS AND UNSTABLE FREQS UNSTABLE AT 380 TO 382 CPS. FOUND NR 2 CSD OIL QTY LEVEL AT BOTTOM OF OPERATING BAND. SERVICED CSD PER MM 12-13-12, CHECKS NORMAL MSDR 96ZZZX5566Disconnect Clamp · wrong partBOLT USED TO CONNECT CLAMP ON DISCONNECT PLUNGER SHAFT PROTRUDES .5 INCH INTO CAVITY. OEM MANUAL SPECIFIES NAS1352-3-8, FOUND DASH 12 TO BE INSTALLED IN UNIT.SDR 96ZZZX5564Support · misinstalled5 EA BOLTS USED TO MOUNT THE GOVERNOR SUPPORT ASSY TO THE OUTPUT HOUSING WERE SAFETY WIRED TOGETHER. THIS PRACTICE IS NOT SPECIFIED IN THE OEM MANUAL.SDR DLM88962022Csd · failedAT 33,000 FT RT GEN VOLTS AND FREQS UNSTABLE AND DROPPED OFF LINE. RT CSD OIL TEMP WENT OFF SCALE ABOVE RED LINE. TRIED TO DISCONNECT CSD, WOULD NOT DISCONNECT. REPLACED NR 2 ENG CSD AND GEN, CSD GARLOCK SEAL. FLUSHED OIL, COOLER LINES, RAN ENG, OPN NORMASDR USAAD96122Csd · failedFLT 1611 - PH-YUL - AFTER TAKEOFF, WITH APU GENERATOR ON MEL, THE NR 1 GENERATOR FAILED. RETURNED TO FIELD. REPLACED NR 1 CSD. (M)SDR CA961016001Pivot Bolt · sheared(CAN) ALTERNATOR PIVOT BOLT FOUND SHEARED AT REAR LORD MOUNT. PIVOT BOLT WAS APPARENTLY SEIZED IN MOUNT AND MAY HAVE CONTRIBUTED TO FAILURE.SDR P5CA9600611Csd · overheatedDURING CLIMB AT FL 310, NR 1 ENGINE HAD DUAL FIRE WARNING LIGHTS ILLUM WITH PEGGED NACELLE INDICATORS. PULLED THROTTLE BACK TO IDLE AND LIGHTS WENT OUT, INDICATIONS NORMAL AND CONTINUED FLIGHT. ON GROUND FOUND CSD OVERHEATED AND BODY CRACKED WIRING BURNT ON SDR AU961095Gear · separated(AUS) ALTERNATOR DRIVE GEAR FAILED - GEAR FACE HAD SEPARATED FROM HUB ALLOWING GEAR TO FREEWHEELSDR 96ZZZX4223Bracket · brokenDURING ANNUAL INSPECTION, GENERATOR FELT LOOSE. FURTHER INVESTIGATION REVEALED THE GENERATOR BRACKET HAD BROKEN.SDR CA960826027Csd · failed(CAN) DURING FLIGHT PILOTS REPORTED NOSE LANDING GEAR INDICATORS DID NOT ILLUMINATE UPON RETRACTION SELECTION. NO GREEN OR RED LIGHT INDICATION. THIS ALL OCCURRED WHEN THE #2 CONSTANT SPEED DRIVE AND GENERATOR FELL OFFLINE. CSD CAUTION LIGHT ON. THE #3 GENERATSDR 96ZZZX4054Bracket · crackedALTERNATOR FAILED ON TAXI AFTER FUELING. MAINTENANCE FOUND ALTERNATOR BELT LOOSE. FURTHER INSPECTION REVEALED ENGINE TO ALTERNATOR MOUNT BRACKET BROKEN. EVIDENCE SHOWED BRACKET HAD BEEN CRACKED FOR SOME TIME. ALTERNATOR CHANGED 20 HOURS PREVIOUSLY. SUBMITSDR 9616052768Csd · failedDURING INITIATION ON TAKEOFF POWER, THE NR 1 CSD LOW PRESSURE LIGHT FLICKERED FOLLOWED BY A GENERATOR TRIP ON NR 1 ENGINE. REPLACED NR 1 CSD. LEAK AND OPERATIONAL CHECK OK.SDR 96ZZZX4092Bolt · separatedDURING AN OIL CHANGE, THE MECHANIC NOTICED A BOLT WITH A SECURE NUT PROTRUDING FORWARD FROM THE BASE OF THE ALTERNATOR. A CLOSER LOOK INDICATED THE HEAD OF THE ALTERNATOR MOUNT BOLT HAD SEPARATED FROM THE SHANK ALLOWING THE BOLT TO VIBRATE FORWARD TOWARD THE SDR ABXA9600598O-Ring · leakingNR 3 ENGINE OIL QUANTITY SLOWLY DECREASED AFTER TAKEOFF. THE ENGINE WAS SHUTDOWN WHEN THE OIL QUANTITY REACHED ONE GALLON. OIL PRESSURE AND OIL TEMPERATURE WAS NORMAL. ENGINE WINDMILLED AT 29 PERCENT N2 AND 16 PERCENT N1 AFTER SHUTDOWN AT 0445Z. ENGINE MAISDR 96ZZZX4966Pulley · failedIDLER PULLEY FAILED CAUSING ELECTRICAL FAILURE.SDR TWRA9667Csd · failedDURING CRUISE, NR 4 GENERATOR FIELD TRIPPED, CSD DID NOTDISCONNECT ENGINE WAS SHUT DOWN PER FLIGHT MANUAL A/C DIVERTED TO LIMADURING CRUISE NR 2 CSD INDICATED HI TEMPERATURE, EXCEEDED RED LIMIT. CSD,DISCONNECTED. CSD REPLACED. MAINTENANCE REMOVED CSD AND GE
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